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-rw-r--r--gnu/bootloader/grub.scm53
1 files changed, 22 insertions, 31 deletions
diff --git a/gnu/bootloader/grub.scm b/gnu/bootloader/grub.scm
index b99f5fa4f4..28e6cb1f5f 100644
--- a/gnu/bootloader/grub.scm
+++ b/gnu/bootloader/grub.scm
@@ -4,6 +4,7 @@
;;; Copyright © 2017 Leo Famulari <leo@famulari.name>
;;; Copyright © 2017 Mathieu Othacehe <m.othacehe@gmail.com>
;;; Copyright © 2019 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
+;;; Copyright © 2020 Maxim Cournoyer <maxim.cournoyer@gmail.com>
;;;
;;; This file is part of GNU Guix.
;;;
@@ -35,6 +36,7 @@
#:use-module (ice-9 match)
#:use-module (ice-9 regex)
#:use-module (srfi srfi-1)
+ #:use-module (srfi srfi-2)
#:export (grub-image
grub-image?
grub-image-aspect-ratio
@@ -148,37 +150,26 @@ STORE-MOUNT-POINT is its mount point; these are used to determine where the
background image and fonts must be searched for. SYSTEM must be the target
system string---e.g., \"x86_64-linux\"."
(define setup-gfxterm-body
- ;; Intel and EFI systems need to be switched into graphics mode, whereas
- ;; most other modern architectures have no other mode and therefore don't
- ;; need to be switched.
- (if (string-match "^(x86_64|i[3-6]86)-" system)
- (string-append
- "
-"
- (let ((gfxmode (and=>
- (and=> config bootloader-configuration-theme)
- grub-gfxmode)))
- (if gfxmode
- (string-append "set gfxmode=" (string-join gfxmode ";"))
- "# Leave 'gfxmode' to 'auto'."))
- "
- insmod video_bochs
- insmod video_cirrus
- insmod gfxterm
-
- if [ \"${grub_platform}\" == efi ]; then
- # This is for (U)EFI systems (these modules are unavailable in the
- # non-EFI GRUB.) If we don't load them, GRUB boots in \"blind mode\",
- # which isn't convenient.
- insmod efi_gop
- insmod efi_uga
- else
- # These are specific to non-EFI Intel machines.
- insmod vbe
- insmod vga
- fi
-")
- ""))
+ (let ((gfxmode
+ (or (and-let* ((theme (bootloader-configuration-theme config))
+ (gfxmode (grub-gfxmode theme)))
+ (string-join gfxmode ";"))
+ "auto")))
+
+ ;; Intel and EFI systems need to be switched into graphics mode, whereas
+ ;; most other modern architectures have no other mode and therefore
+ ;; don't need to be switched.
+
+ ;; XXX: Do we really need to restrict to x86 systems? We could imitate
+ ;; what the GRUB default configuration does and decide based on whether
+ ;; a user provided 'gfxterm' in the terminal-outputs field of their
+ ;; bootloader-configuration record.
+ (if (string-match "^(x86_64|i[3-6]86)-" system)
+ (format #f "
+ set gfxmode=~a
+ insmod all_video
+ insmod gfxterm~%" gfxmode)
+ "")))
(define (setup-gfxterm config font-file)
(if (memq 'gfxterm (bootloader-configuration-terminal-outputs config))